The cable type is Madison TurboTwin(Round sheath cable)Of QSFP28 Convert to four ports SFP+ Direct pluggable I/O cable assembly。30 AWG Wire diameter,The data rate is 25 GBS。
QSFP TO [4]SFP 25GIG 30AWG 2 METER Cable Assembly Type: QSFP28 to SFP+ Cable Assembly Length: 6.56 ft Cable Assembly Length: 2 m Data Rate: 25 Gb/s Cable Color: Black QSFP28 to SFP+ 6.56 ft 2 m 25 Gb/s | High Speed I/o Cable Assembly | Part Number: 2334236-4 | Internal Number: 2334236-4 | Black | TE Connectivity | zQSFP+/QSFP28